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March 12, 2026 4:32 PM

Astrophysicists figure out what caused a super-bright supernova

A supernova - the explosion marking the end of a massive star's life - is one of the brightest cosmic events, usually about a billion times more luminous than the sun. But some - a small fraction - are even brighter than that, 10 to 100 times more lu...

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Last updated on: 13th March 2026

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